function ImportAep(path, compositionName) {
  var cur = app.project.activeItem;
  var AnimationFolder = SearchFolder();
  try {
    var file = File(path);
    var io = new ImportOptions(file);
    var childFolder = app.project.importFile(io);
    childFolder.parentFolder = AnimationFolder;
    if (cur) {
      for (var i = 0; i < app.project.numItems; i++) {
        if (
          (app.project.items[i + 1].name == compositionName &&
            app.project.items[i + 1].typeName == "合成") ||
          app.project.items[i + 1].typeName == "Composition"
        ) {
          var comp = app.project.items[i + 1];
          var newLayer = cur.layers.add(comp);
          newLayer.startTime = cur.time;
          break;
        }
      }
    }
  } catch (err) {
    alert(err);
  }
}

function SearchFolder() {
  var AnimationFolder = null;
  for (var i = 0; i < app.project.numItems; i++) {
    if (app.project.items[i + 1].name == "Animation") {
      AnimationFolder = app.project.items[i + 1];
      return AnimationFolder;
    }
  }

  if (AnimationFolder == null) {
    AnimationFolder = app.project.items.addFolder("Animation");
    return AnimationFolder;
  }
}
